export const yearDiff = (startTime, endTime) => {
    let flag = [1, 3, 5, 7, 8, 10, 12, 4, 6, 9, 11, 2];
    let start = new Date(startTime);
    let end = new Date(endTime);
    let year = end.getFullYear() - start.getFullYear();
    let month = end.getMonth() - start.getMonth();
    let day = end.getDate() - start.getDate();
    if (month < 0) {
        year--;
        month = end.getMonth() + (12 - start.getMonth());
    }
    if (day < 0) {
        if (month == 0) {
            year--;
            month = 11;
        } else {
            month--;
        }
        let index = flag.findIndex((temp) => {
            return temp === start.getMonth() + 1;
        });
        let monthLength;
        if (index <= 6) {
            monthLength = 31;
        } else if (index > 6 && index <= 10) {
            monthLength = 30;
        } else {
            monthLength = 28;
        }
        day = end.getDate() + (monthLength - start.getDate());
    }
    // console.log(`相差${year}年${month}月${day}天`)
    return {
        year,
        month,
        day,
    };
};
export const isCardID = (sId) => {
    sId = sId + "";
    sId = sId.replace("x", "X");
    if (!/(^\d{15}$)|(^\d{17}(\d|X|x)$)/.test(sId)) {
        return {
            valid: false,
            error: "长度不是15位或者18位",
        };
    }

    //身份证省市
    var aCity = {
        11: "北京市",
        12: "天津市",
        13: "河北",
        14: "山西",
        15: "内蒙古",
        21: "辽宁",
        22: "吉林",
        23: "黑龙江",
        31: "上海",
        32: "江苏",
        33: "浙江",
        34: "安徽",
        35: "福建",
        36: "江西",
        37: "山东",
        41: "河南",
        42: "湖北",
        43: "湖南",
        44: "广东",
        45: "广西",
        46: "海南",
        50: "重庆",
        51: "四川",
        52: "贵州",
        53: "云南",
        54: "西藏",
        61: "陕西",
        62: "甘肃",
        63: "青海",
        64: "宁夏",
        65: "新疆",
        71: "台湾",
        81: "香港",
        82: "澳门",
        91: "国外",
    };
    if (!aCity[parseInt(sId.substr(0, 2))]) {
        return {
            valid: false,
            error: "省市区不对",
        };
    }
    let province = aCity[parseInt(sId.substr(0, 2))];
    let idCode = sId.substr(0, 6);
    // 出生日期验证
    var sBirthday = (
            sId.substr(6, 4) +
            "-" +
            Number(sId.substr(10, 2)) +
            "-" +
            Number(sId.substr(12, 2))
        ).replace(/-/g, "/"),
        d = new Date(sBirthday);
    if (
        sBirthday !=
        d.getFullYear() + "/" + (d.getMonth() + 1) + "/" + d.getDate()
    ) {
        return {
            valid: false,
            error: "出生日期不对",
        };
    }
    let birthday =
        sId.substr(6, 4) + "-" + sId.substr(10, 2) + "-" + sId.substr(12, 2);
    let { year, month, day } = yearDiff(birthday, new Date());
    // 身份证号码校验
    var sum = 0,
        weights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2],
        codes = "10X98765432";
    for (var i = 0; i < sId.length - 1; i++) {
        sum += sId[i] * weights[i];
    }
    var last = codes[sum % 11]; //计算出来的最后一位身份证号码
    if (sId[sId.length - 1] != last) {
        return {
            valid: false,
            error: "格式不对",
        };
    }
    let sex = sId.substr(sId.length - 2, 1) % 2 == 1 ? "男" : "女";
    return {
        valid: true,
        age: year,
        ageStr: `${year}年${month}月${day}天`,
        sex,
        birthday,
        idCode,
        province,
    };
};
